"const *const char &" is not valid C++ syntax, so I'm pretty sure you can't increment it. Therefore, anyone saying you can increment it doesn't understand it. QED.
"You sthee const const &const char[const ] is the proper way to make a thruly safe reference to a conthst char array conthst pointer conthst."
See, prime comedy gold there.
Also, 'cause you guys think the internet should be nothing but a massive academic white paper curated by Knuth, so any amount of hyperbole sends you into a literalism hissy fit.